| CEST (UTC+2)|| 7.294 km²|
Porostov is a village and municipality in the Sobrance District in the Košice Region of east Slovakia.
In historical records the village was first mentioned in 1412.
The village lies at an altitude of 107 metres and covers an area of 7.298 km². It has a population of about 335 people.
The village has a public library and a soccer pitch.